INDUSTRIAL TEMPERATURE RANGE
4
IDT74ALVCHR162245
3.3V CMOS 16-BIT BUS TRANSCEIVER WITH 3-STATE OUTPUTS
SWITCHING CHARACTERISTICS
(1)
VCC = 2.5V ± 0.2V VCC = 2.7V VCC = 3.3V ± 0.3V
Symbol Parameter Min. Max. Min. Max. Min. Max. Unit
tPLH Propagation Delay 1 4.9 — 4.7 1 4.2 ns
tPHL xAx to xBx or xBx to xAx
tPZH Output Enable Time 1 6.8 — 6.7 1 5.6 ns
tPZL xOE to xAx or xBx
tPHZ Output Disable Time 1 6.3 — 5.7 1 5.5 ns
tPLZ xOE to xAx or xBx
tSK(o) Output Skew
(2)
—— — — — 500 ps
NOTES:
1. See TEST CIRCUITS AND WAVEFORMS. TA = – 40°C to + 85°C.
2. Skew between any two outputs of the same package and switching in the same direction.
OPERATING CHARACTERISTICS, TA = 25°C
VCC = 2.5V ± 0.2V VCC = 3.3V ± 0.3V
Symbol Parameter Test Conditions Typical Typical Unit
CPD Power Dissipation Capacitance Outputs enabled CL = 0pF, f = 10Mhz 24 32 pF
CPD Power Dissipation Capacitance Outputs disabled 4 5
NOTE:
1. VIH and VIL must be within the min. or max. range shown in the DC ELECTRICAL CHARACTERISTICS OVER OPERATING RANGE table for the appropriate VCC range. TA = –
40°C to + 85°C.
OUTPUT DRIVE CHARACTERISTICS
Symbol Parameter Test Conditions
(1)
Min. Max. Unit
V
OH Output HIGH Voltage VCC = 2.3V to 3.6V IOH = – 0.1mA VCC – 0.2 — V
VCC = 2.3V IOH = – 4mA 1.9 —
I
OH = – 6mA 1.7 —
V
CC = 2.7V IOH = – 4mA 2.2 —
I
OH = – 8mA 2 —
V
CC = 3V IOH = – 6mA 2.4 —
IOH = – 12mA 2 —
V
OL Output LOW Voltage VCC = 2.3V to 3.6V IOL = 0.1mA — 0.2 V
V
CC = 2.3V IOL = 4mA — 0.4
I
OL = 6mA — 0.55
V
CC = 2.7V IOL = 4mA — 0.4
IOL = 8mA — 0.6
VCC = 3V IOL = 6mA — 0.55
IOL = 12mA — 0.8
