40
MZ-NH1
CS 1
WP 4
SO 2
NC
NC
3
GND 5
INSTRUCTION
REGISTER
DATA
REGISTER
R/W AMPS
&
AUTO ERASE
DECODER
ADD
BUFFERS
VPP SW
VPP
GENERATOR
VREF
EEPROM
128K bit
16384
×
8
STATUS
REGISTER
14 HOLD
13 NC
12 SCK
15 VCC
11 SI
INSTRUCTION
DECODE
CONTROL
&
CLOCK
GENERATION
8
NC
9
NC
10
NC
7
NC
6
NC
18
NC
17
NC
16
NC
19
NC
20
IC891
AK6514CN-L