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ICM7216A Datasheet, PDF (5/17 Pages) Intersil Corporation – 8-Digit, Multi-Function, Frequency Counters/Timers
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ICM7216A, ICM7216B, ICM7216D
Electrical Specifications VDD = 5.0V, VSS = 0V, TA = 25oC, Unless Otherwise Specified (Continued)
PARAMETER
TEST CONDITIONS
MIN
TYP
ICM7216B
Digit Driver: Pins 4, 5, 6, 7, 9, 10, 11, 12
Low Output Current, IOL
High Output Current, IOH
Segment Driver: Pins 15, 16, 17, 19, 20, 21, 22, 23
High Output Current, IOH
Leakage Current, ISLK
Multiplex Inputs: Pins 1, 3, 14
Input Low Voltage, VINL
Input High Voltage, VlNH
Input Resistance to VDD, RIN
ICM7216D
VOUT = VSS +1.3V
VOUT = VDD -2.5V
VOUT = VDD -2.0V
VOUT = VDD -2.5V
VlN = VDD -2.5V
50
75
-
-100
-10
-
-
-
-
-
VDD -0.8
-
100
360
Operating Supply Current, IDD
Display Off, Unused Inputs to VSS
Supply Voltage Range (VDD -VSS), VSUPPLY
INPUT A Frequency at fMAX
Maximum Frequency INPUT A, Pin 28, fA(MAX)
Figure 9
Maximum Oscillator Frequency and External Oscillator
Frequency, fOSC
Minimum External Oscillator Frequency, fOSC
Oscillator Transconductance, gM
VDD = 4.75V, TA = 85oC
Multiplex Frequency, fMUX
fOSC = 10MHz
Time Between Measurements
fOSC = 10MHz
Input Voltages: Pins 12, 27, 28
Input Low Voltage, VINL
Input High Voltage, VINH
Input Resistance to VDD, Pins 12, 24, RIN
VIN = VDD -1.0V
Input Leakage, Pins 27, 28, IILK
Output Current, Pin 2, IOL
VOL = +0.4V
Output Current, Pin 2, IOH
VOH = VDD -0.8V
Input Rate of Change, dVlN/dt
Supplies Well Bypassed
Digit Driver: Pins 3, 4, 5, 6, 8, 9, 10, 11
Low Output Current, IOL
VOUT = +1.3V
High Output Current, IOH
VOUT = VDD -2.5V
Segment Driver: Pins 15, 16, 17, 19, 20, 21, 22, 23
High Output Current, IOH
VOUT = VDD -2.0V
Leakage Current, ISLK
VOUT = VDD -2.5V
Multiplex Inputs: Pins 1, 13, 14
Input Low Voltage, VlNL
Input High Voltage, VINH
Input Resistance to VDD, RlN
VIN = VDD -1.0V
-
2
4.75
-
10
-
10
-
-
-
2000
-
-
500
-
200
-
-
3.5
-
100
400
-
-
0.36
-
265
-
-
15
50
75
-
100
10
15
-
-
-
-
VDD -0.8
-
100
360
MAX UNITS
-
mA
-
µA
-
mA
10
µA
VDD -2.0 V
-
V
-
kΩ
5
mA
6.0
V
-
MHz
-
MHz
100
kHz
-
µS
-
Hz
-
ms
1.0
V
-
V
-
kΩ
20
µA
-
mA
-
µA
-
mV/µs
-
mA
-
µA
mA
10
µA
VDD -2.0 V
-
V
-
kΩ
9-14
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