ICM7216A Intersil Corporation, ICM7216A Datasheet - Page 3

• Manufacturer Part Number: ICM7216A
• Description: 8-digit, Multi-function, Frequency Counters/timers
• Manufacturer: Intersil Corporation

FUNCTION
Functional Block Diagram
NOTES:
(NOTE 1)
OUTPUT
1. Function input and input B available on ICM7216A/B only.
2. Ext DP input and MEASUREMENT IN PROGRESS output available on ICM7216D only.
INPUT A
INPUT B
(NOTE 1)
RESET
INPUT
INPUT
INPUT
INPUT
HOLD
INPUT
OSC
OSC
OSC
EXT
CONTROL
CONTROL
CONTROL
SELECT
LOGIC
LOGIC
LOGIC
INPUT
INPUT
OSC
FN
6
ICM7216A, ICM7216B, ICM7216D
10
Q
D
CL
4
OR
MAIN
EN
CL
FF
4
DATA LATCHES AND
10
4
OUTPUT MUX
5
100Hz
4
10
3
MAIN
COUNTER
4
9-12
4
OVERFLOW
4
RANGE SELECT
STORE
RESET LOGIC
REFERENCE
STORE AND
COUNTER
4
LOGIC
10
4
3
3
DECODER
4
DECODER
LOGIC
LOGIC
DP
8
6
7
5
CONTROL
CONTROL
SEGMENT
DRIVERS
DRIVER
RANGE
LOGIC
LOGIC
DIGIT
MEASUREMENT
IN PROGRESS
OUTPUT
(NOTE 2)
8
8
DIGIT
OUTPUTS
(8)
RANGE
INPUT
CONTROL
INPUT
EXT
DP
INPUT
(NOTE 2)
SEGMENT
OUTPUTS
(8)