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CAT28C16A_04 Datasheet, PDF (2/10 Pages) Catalyst Semiconductor – 16K-Bit CMOS PARALLEL EEPROM
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CAT28C16A
PIN CONFIGURATION
DIP Package (P, L) SOIC Package (J, K, W, X)
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
I/O1
I/O2
VSS
1 24
2 23
3 22
4 21
5 20
6 19
7 18
8 17
9 16
10 15
11 14
12 13
VCC
A8
A9
WE
OE
A10
CE
I/O7
I/O6
I/O5
I/O4
I/O3
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
I/O1
I/O2
VSS
1 24
2 23
3 22
4 21
5 20
6 19
7 18
8 17
9 16
10 15
11 14
12 13
VCC
A8
A9
WE
A6
OE
A5
A10
A4
CE
A3
I/O7
A2
I/O6
A1
I/O5
A0
I/O4
NC
I/O3 I/O0
PLCC Package (N, G)
4 3 2 1 32 31 30
5
29 A8
6
28 A9
7
27 NC
8
26 NC
9
TOP VIEW
25 OE
10
24 A10
11
23 CE
12
22 I/O7
13
21 I/O6
14 15 16 17 18 19 20
PIN FUNCTIONS
Pin Name
Function
A0–A10
Address Inputs
I/O0–I/O7
Data Inputs/Outputs
CE
Chip Enable
OE
Output Enable
WE
Write Enable
VCC
5V Supply
VSS
Ground
NC
No Connect
MODE SELECTION
Mode
CE
WE
OE
Read
L
H
L
Byte Write (WE Controlled)
L
H
Byte Write (CE Controlled)
L
H
Standby, and Write Inhibit
H
X
X
Read and Write Inhibit
X
H
H
CAPACITANCE TA = 25°C, f = 1.0 MHz, VCC = 5V
Symbol
Test
CI/O(1)
Input/Output Capacitance
CIN(1)
Input Capacitance
Max.
10
6
Units
pF
pF
Note:
(1) This parameter is tested initially and after a design or process change that affects the parameter.
I/O
DOUT
DIN
DIN
High-Z
High-Z
Power
ACTIVE
ACTIVE
ACTIVE
STANDBY
ACTIVE
Conditions
VI/O = 0V
VIN = 0V
Doc. No. 1076, Rev. D
2
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