M93C56 STMICROELECTRONICS [STMicroelectronics], M93C56 Datasheet - Page 6

• Manufacturer Part Number: M93C56
• Description: 16 Kbit, 8 Kbit, 4 Kbit, 2 Kbit and 1 Kbit (8-bit or 16-bit wide)
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Description
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Description
The M93C86, M93C76, M93C66, M93C56 and M93C46 are electrically erasable
programmable memory (EEPROM) devices. They are accessed through a Serial Data input
(D) and Serial Data output (Q) using the MICROWIRE bus protocol.
Figure 1.
Table 2.
The memory array organization may be divided into either bytes (x8) or words (x16) which
may be selected by a signal applied on Organization Select (ORG). The bit, byte and word
sizes of the memories are as shown in
S
D
Q
C
ORG
V
V
CC
SS
Signal name
Logic diagram
Signal names
Chip Select
Serial Data input
Serial Data output
Serial Clock
Organisation Select
Supply voltage
Ground
ORG
D
C
Doc ID 4997 Rev 10
S
Table 3.
V CC
V SS
Function
M93Cx6
M93C86, M93C76, M93C66, M93C56, M93C46
Q
AI01928
Input
Input
Output
Input
Input
Direction