IQ82C55AZ96 Intersil, IQ82C55AZ96 Datasheet - Page 20

• Manufacturer Part Number: IQ82C55AZ96
• Description: IC I/O EXPANDER 24B 44MQFP
• Manufacturer: Intersil

Specifications of IQ82C55AZ96

• Interface: Programmable
• Number Of I /o: 24
• Interrupt Output: No
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 44-MQFP, 44-PQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Frequency - Clock: -

Timing Waveforms
PERIPHERAL
INPUT FROM
CS, A1, A0
CS, A1, A0
OUTPUT
INPUT
D7-D0
D7-D0
INTR
WR
STB
RD
IBF
RD
20
tAW (7)
tPS (17)
tSIB
(23)
FIGURE 27. MODE 1 (STROBED INPUT)
FIGURE 26. MODE 0 (BASIC OUTPUT)
FIGURE 25. MODE 0 (BASIC INPUT)
tST (16)
tAR (1)
tIR (13)
82C55A
tSIT
(26)
tPH
(18)
tRD (4)
tWW (9)
tRR (3)
tDW
(10)
tRIT
(25)
tWD (11)
tHR (14)
tWS (12)
tRA (2)
tWA (8)
tDF (5)
tRIB (24)
November 16, 2006
FN2969.10