M87C257-15F6 STMicroelectronics, M87C257-15F6 Datasheet - Page 14

• Manufacturer Part Number: M87C257-15F6
• Description: IC EPROM 256KBIT 150NS 28CDIP
• Manufacturer: STMicroelectronics

Specifications of M87C257-15F6

• Format - Memory: EPROMs
• Memory Type: UV EPROM
• Memory Size: 256K (32K x 8)
• Speed: 150ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-CDIP (0.600", 15.24mm) Window
• Density: 256Kb
• Organization: 32Kx8
• Interface Type: Parallel
• Bus Type: Parallel
• In System Programmable: In System/External
• Access Time (max): 150ns
• Package Type: CFDIPW
• Reprogramming Technique: UV
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (min): 4.5V
• Operating Supply Voltage (max): 5.5V
• Supply Current: 50mA
• Pin Count: 28
• Mounting: Through Hole
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

DC and AC parameters
14/22
Figure 7.
A0-A14
ASV PP
E
G
Q0-Q7
Read mode AC waveforms
VALID
tAVASL
tASHASL
tAVQV
tELQV
tASLGL
tGLQV
tASLAX
DATA OUT
tAXQX
tGHQZ
tEHQZ
M87C257
AI00931
Hi-Z