27020

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Cross-Reference
BRAND TAG NUMBER PIN COUNT MARKINGS
AMD Am 27C020 DIP32 LCC32 TSOP32 Am27C020
AMD Am 27LV020 DIP32 LCC32 Am27LV020 Am27LV020B
Amic A 27020 DIP32 LCC32 A27020
Amic A 278308 DIP32 LCC32 A278308 A278308A
Atmel AT 27BV020 LCC32 TSOP32 AT27BV020
Atmel AT 27C020 DIP32 LCC32 AT27C020
Atmel AT 27LV020 LCC32 AT27LV020 At27LV020A
Bosh B 58517 DIP32 B58517
Cypres CY 27C020 DIP32 LCC32 TSOP32 CY27C020
Eon Silicon EN 27C020 DIP32 LCC32 TSOP32 EN27C020
Eon Silicon EN 27LV020 DIP32 LCC32 TSOP32 EN27LV020 EN27LV020B
Exodus Microel. EM 27C020 DIP32 EM27C020
Fairchild FM 27C020 DIP32 LCC32 FM27C020
Fairchild NM 27C020 DIP32 LCC32 NM27C020
Fujitsu MBM 27C2000 DIP32 MBM27C2000
Holtek HT 27C020 DIP32 LCC32 SOIC32 HT27C020
Holtek HT 27LC020 DIP32 LCC32 SOIC32 TSOP32 HT27LC020
Intel D/I 27C020 DIP32 LCC32 i27C020 D27C020 L27C020 LD27C020 M27C020
MD27C020 P27C020 Q27C020 QD27C020 T27C020 TD27C020
Intel N 27C020 LCC32 N27C020
ISSI IS 27C020 DIP32 LCC32 TSOP IS27C020
ISSI IS 27HC020 DIP32 LCC32 TSOP32 IS27HC020
ISSI IS 27LV020 DIP32 LCC32 TSOP32 IS27LV020
Macronix MX 27C2000 DIP32 LCC32 SOIC32 TSOP32 MX27C2000
Macronix MX 27L2000 DIP32 LCC32 SOIC32 TSOP32 MX27L2000
MCS Logic MLC 1043 DIP32 SOP24 MLC1043
Mitsubishi M5M 27C201 DIP32 LCC32 SOIS32 TSOP40 M5M27C201
National NM 27C020 DIP32 LCC32 NM27C020 NMC27C020
Nec uPD 27C2001 DIP32 SOIC32 uPD27C2001 uPD27C2001D
Oki MSM 272000 DIP32 MSM272000
Oki MSM 27C2000 DIP32 MSM27C2000 MSM27C2000ZB
Oki MSM 27C201 DIP32 SOIC32 TSOP32 MSM27C201 MSM27C201CZ MSM27C201ZB
Oki MSM 27C221 DIP32 SOIC32 TSOP32 MSM27C221 MSM27C221ZB
Oki MSM 27C231 DIP32 SOIC32 TSOP32 MSM27C231 MSM27C231ZB
Sanyo LE 27C2001 DIP32 LE27C2001 LE27C2001F
ST Microelectronics M 23C2001 DIP32 M23C2001
ST Microelectronics M 27C2001 DIP32 LCC32 TSOP32 M27C2001
ST Microelectronics M 27V201 DIP32 LCC32 TSOP32 M27V201
ST Microelectronics M 27W201 DIP32 LCC32 TSOP32-8x14 TSOP32-8x20 M27W201
Texas Instr. TMS 27C020 DIP32 LCC32 TMS27C020 TMS27PC020
Toshiba TC 572000 DIP32 TC572000
Winbond W 27C020 DIP32 LCC32 W27C020
unknown OT 27C020 DIP32 LCC32 OT27C020

EPROM 27020 & 27C020

Size

bit Byte Hex organization
2Mb 256KB (262.144 byte) 40000hex8

Pinout

       DIP32-600mil
      SOIC32-450mil
         +--\/--+
     Vpp |1   32| Vcc
     A16 |2   31| *PGM
     A15 |3   30| A17
     A12 |4   29| A14
     A7  |5   28| A13
     A6  |6   27| A8
     A5  |7   26| A9
     A4  |8   25| A11
     A3  |9   24| *OE
     A2  |10  23| A10
     A1  |11  22| *CE
     A0  |12  21| O7
     O0  |13  20| 06
     O1  |14  19| O5
     O2  |15  18| O4
     GND |16  17| O3
         +------+

              LCC32-450x550mil
+----------------------------------------+
|  5 A7   |         | 21 DQ7  |          |
|  6 A6   | 14 DQ1  | 22 *CE  | 30 A17   |
|  7 A5   | 15 DQ2  | 23 A10  | 31 *PGM  |
|  8 A4   | 16 Vss  | 24 *OE  | 32 Vcc   |
|  9 A3   | 17 DQ3  | 25 A11  |  1 Vpp   |
| 10 A2   | 18 DQ4  | 26 A9   |  2 A16   |
| 11 A1   | 19 DQ5  | 27 A8   |  3 A15   |
| 12 A0   | 20 DQ6  | 28 A13  |  4 A12   |
| 13 DQ0  |         | 29 A14  |          |
+----------------------------------------+

        TSOP32 Type1 8x20
         +-------------+
     A11 | 1 []      32| *OE
      A9 | 2         31| A10
      A8 | 3         30| *CE
     A13 | 4         29| O7
     A14 | 5         28| O6
     A17 | 6         27| O5
    *PGM | 7         26| O4
     Vcc | 8         25| O3
     Vpp | 9         24| GND
     A16 |10         23| O2
     A15 |11         22| O1
     A12 |12         21| O0
      A7 |13         20| A0
      A6 |14         19| A1
      A5 |15         18| A2
      A4 |16         17| A3
         +-------------+

        TSOP40 Type1 10x14
         +-------------+
      NC | 1 []      40| NC
      NC | 2         39| NC
     A11 | 3         38| *OE
      A9 | 4         37| A10
      A8 | 5         36| *CE
     A13 | 6         35| O7
     A14 | 7         34| O6
     A17 | 8         33| O5
    *PGM | 9         32| O4
     Vcc |10         31| O3
     Vpp |11         30| GND
     A16 |12         29| O2
     A15 |13         28| O1
     A12 |14         27| O0
      A7 |15         26| A0
      A6 |16         25| A1
      A5 |17         24| A2
      A4 |18         23| A3
      NC |19         22| NC
      NC |20         21| NC
         +-------------+

External links

EPROM page on wikipedia

Files

  • A27020 Datasheet

    A27020 Datasheet

  • A278308 Datasheet

    A278308 Datasheet

  • AM27C020 Datasheet

    AM27C020 Datasheet

  • AM27LV020 Datasheet

    AM27LV020 Datasheet

  • AT27BV020 Datasheet

    AT27BV020 Datasheet

  • AT27C020 Datasheet

    AT27C020 Datasheet

  • AT27LV020A Datasheet

    AT27LV020A Datasheet

  • CY27C020 Datasheet

    CY27C020 Datasheet

  • D27C020 Datasheet

    D27C020 Datasheet

  • EM27C020 Datasheet

    EM27C020 Datasheet

  • EN27C020 Datasheet

    EN27C020 Datasheet

  • EN27LV020 Datasheet

    EN27LV020 Datasheet

  • HT27C020 Datasheet

    HT27C020 Datasheet

  • HT27LC020 Datasheet

    HT27LC020 Datasheet

  • IS27C020 Datasheet

    IS27C020 Datasheet

  • IS27LV020 Datasheet

    IS27LV020 Datasheet

  • M5M27C201 Datasheet

    M5M27C201 Datasheet

  • M27C2001 Datasheet

    M27C2001 Datasheet

  • M27V201 Datasheet

    M27V201 Datasheet

  • M27w201 Datasheet

    M27w201 Datasheet

  • MBM27C2000 Datasheet

    MBM27C2000 Datasheet

  • MSM27c201 Datasheet

    MSM27c201 Datasheet

  • MSM27c2000 Datasheet

    MSM27c2000 Datasheet

  • MX27C2000 Datasheet

    MX27C2000 Datasheet

  • MX27L2000 Datasheet

    MX27L2000 Datasheet

  • NM27C020 Datasheet

    NM27C020 Datasheet

  • TMS27C020 Datasheet

    TMS27C020 Datasheet

  • uPD27C2001 Datasheet

    uPD27C2001 Datasheet

  • W27C020 Datasheet

    W27C020 Datasheet

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