Part # 27V320 datasheet

Part Manufacturer: ST Microelectronics

ST Microelectronics

Part Description: 32 MBIT (4MB X8 OR 2MB X16) OTP EPROM

Part Details:

M27V320 32 Mbit (4Mb x8 or 2Mb x16) OTP EPROM s 3.3V ± 10% SUPPLY VOLTAGE in READ OPERATION s ACCESS TIME: 100ns s BYTE-WIDE or WORD-WIDE CONFIGURABLE s 32 Mbit MASK ROM REPLACEMENT s LOW POWER CONSUMPTION ­ Active Current 30mA at 5MHz ­ Standby Current 60µA SO44 (M) TSOP48 (N) 12 x 20 mm s PROGRAMMING VOLTAGE: 12V ± 0.25V s PROGRAMMING TIME: 50µs/word s ELECTRONIC SIGNATURE: ­ Manufacturer Code 20h Figure 1. Logic Diagram ­ Device Code: 32h DESCRIPTIONThe M27V320 is a low voltage 32 Mbit EPROM of-fered in the OTP range (one time programmable). VCC It is ideally suited for microprocessor systems re-quiring large data or program storage. It is organ-ised as either 4 MWords of 8 bit or 2 MWords of 16 21 bit. The pin-out is compatible with the 32 Mbit Q15A­1 Mask ROM. A0-A20 15 The M27V320 is offered in SO44 and TSOP48(12 x 20 mm) packages. Q0-Q14 E M27V320 GVPP BYTE VSS Obsolete Product(s) - Obsolete Product(s) AI05852 August 2002 1/15 M27V320 Figure 2. SO Connections Figure 3. TSOP Connections BYTE 1 48 VSS NC 1 44 A20 A16 VSS A18

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27V320.pdf Datasheet