PSD4235G2-90U STMicroelectronics, PSD4235G2-90U Datasheet - Page 29

• Manufacturer Part Number: PSD4235G2-90U
• Description: IC FLASH 4MBIT 90NS 80TQFP
• Manufacturer: STMicroelectronics

Specifications of PSD4235G2-90U

• Format - Memory: FLASH
• Memory Type: FLASH
• Memory Size: 4M (512K x 8)
• Speed: 90ns
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 80-TQFP, 80-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-1968

PSD4235G2
6.5
6.6
6.7
6.8
Drive registers - Ports A, B, D, E, G
Table 11.
Port pin <i>:
Drive registers - Ports C and F
Table 12.
Port pin <i>:
Enable-Out registers - Ports A, B, C, F
Read-only registers
Table 13.
Port pin <i>:
Input macrocells registers- ports A, B, C
Read input macrocell (IMC7-IMC0) status on Ports A, B and C.
Read-only registers
Table 14.
Bit 7
Port pin 7
Bit 7
Port pin 7
Bit 7
Port pin 7
Bit 7
IMcell 7
0: Port pin <i> is configured for CMOS output driver (default).
1: Port pin <i> is configured for Open Drain output driver.
0: Port pin <i> is configured for CMOS output driver (default).
1: Port pin <i> is configured in Slew Rate mode.
0: Port pin <i> is in tri-state driver (default).
1: Port pin <i> is enabled.
Bit 6
Port pin 6
Bit 6
Port pin 6
Bit 6
Port pin 6
Bit 6
IMcell 6
Drive registers - Ports A, B, D, E, G
Drive registers - Ports C, F
Enable-Out registers - Ports A, B, C, F
Input macrocell registers - Port A, B, C
Bit 5
Port pin 5
Bit 5
Port pin 5
Bit 5
Port pin 5
Bit 5
IMcell 5
Bit 4
Port pin 4
Bit 4
Port pin 4
Bit 4
Port pin 4
Bit 4
IMcell 4
Bit 3
Port pin 3
Bit 3
Port pin 3
Bit 3
Port pin 3
Bit 3
IMcell 3
Bit 2
Port pin 2
Bit 2
Port pin 2
Bit 2
Port pin 2
IMcell 2
Bit 2
Register bit definition
Bit 1
Port pin 1
Bit 1
Port pin 1
Bit 1
Port pin 1
Bit 1
IMcell 1
Bit 0
Port pin 0
Bit 0
Port pin 0
Bit 0
Port pin 0
Bit 0
IMcell 0
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