W89C926 Datasheet, PDF (30/48 Pages) Winbond – PCMCIA ETHERNET NETWORK TWISTED PAIR INTERFACE CONTROLLER

W89C926 PENTIC+
Page 2 Address Assignments (PS1 = 1, PS0 = 0)
RA0-3
00
01
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
READ
Command (CR)
Page Start Register (PSTART)
Page Stop Register (PSTOP)
Remote Next Packet Pointer
Transmit Page Start Address (TPSR)
Local Next Packet Pointer
Address Counter (Upper)
Address Counter (Lower)
Reserved
Reserved
Reserved
Reserved
Receive Configuration Register (RCR)
Transmit Configuration Register (TCR)
Data Configuration Register (DCR)
Interrupt Mask Register (IMR)
WRITE
Command (CR)
Current Local DMA Address 0 (CLDA0)
Current Local DMA Address 1 (CLDA1)
Remote Next Package Pointer
Reserved
Local Next Packet Pointer
Address Counter (Upper)
Address Counter (Lower)
Reserved
Reserved
Reserved
Reserved
Reserved
Transmit Configuration
Reserved
Reserved
Note: Page 2 registers should be accessed only for diagnostic purposes. They should not be modified during operation. Page 3
should never be modified.
ELECTRICAL SPECIFICATIONS
Absolute Maximum Ratings
PARAMETER
Operating Temperature
Storage Temperature
Supply Voltage
Input Voltage
Output Voltage
Lead Temperature (soldering 10 seconds maximum)
ESD Tolerance
SYMBOL
TA
TS
VDD
VIN
VOUT
TL
ESD
MIN.
0
-55
-0.5
VSS-0.5
VSS-0.5
-
2K
MAX.
70
150
7.0
VDD+0.5
VDD+0.5
250
-
UNIT
°C
°C
V
V
V
°C
V
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability
of the device.
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