2M Bit OTP Memory IC PT28C020
Princeton Technology Corp. Tel : 886-2-29162151
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
PT28C020 v 1.1 Page 1 Updated APRIL 2001
FEATURES
• High Performance CMOS Technology
• Low Power Consumption
• Read Access Time: 90 ns
• On-board, or Programmer Programming
• 12.75 V Programming Voltage
• Typical Programming Pulse Duration-10 us
• 30mA Active Current
• 20uA Standby Current
• Fast Turn-Off for Microprocessor Compatibility
• Compatible with 27020 & 27C020 EPROMs
• JEDEC standard pin configuration
• 32-pin PDIP package
• 32-pin PLCC package
DESCRIPTION
PT28C020 is a 2M Bit OTP Memory IC utilizing CMOS Technology. It is organized as 256K x 8 bits
and has a read access time of 90 nS. Housed in 32-pin, PDIP or PLCC package, PT28C020’s pin
configuration, programming algorithm and command register are compatible with 27C020.
2M Bit OTP Memory IC PT28C020
Princeton Technology Corp. Tel : 886-2-29162151
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
PT28C020 v 1.1 Page 2 Updated APRIL 2001
PIN CONFIGURATION
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
Vpp
A16
A15
A12
A7
A6
A5
A4
A3
A2
A1
A0
D0
D1
D2
GND
VCC
WE
A17
A14
A13
A8
A9
A11
OE
A10
CE
D7
D6
D5
D4
D3
5
6
7
8
9
10
11
12
13
29
28
27
26
25
24
23
22
21
A7
A6
A5
A4
A3
A2
A1
A0
D0
A14
A13
A8
A9
A11
OE
A10
CE
D7
D1
D2
GND
D3
D4
D5
D6
14
15
16
17
18
19
20
A12
A15
A16
Vpp
VCC
WE
A17
4
3
2
1
32
31
30
PT28C020-90 PT28C020P-90
ORDER INFORMATION
Valid Part Number Package Type
PT28C020-90 32 Pins, DIP Package (600 mil)
PT28C020P-90 32 Pins, PLCC Package
