SN54LVC646A, SN74LVC646A
OCTAL BUS TRANSCEIVERS AND REGISTERS
WITH 3-STATE OUTPUTS
www.ti.com SCAS302J – JANUARY 1993 – REVISED AUGUST 2005 FEATURES Operate From 1.65 V to 3.6 V
Inputs Accept Voltages to 5.5 V
Max tpd of 7.4 ns at 3.3 V
Typical VOLP (Output Ground Bounce)
2 V at VCC = 3.3 V, TA = 25В°C
Support Mixed-Mode Signal Operation on All
Ports (5-V Input/Output Voltage With
3.3-V VCC) Ioff Supports Partial-Power-Down Mode
Operation
Latch-Up Performance Exceeds 250 mA Per
JESD 17
ESD Protection Exceeds JESD 22
– 2000-V Human-Body Model (A114-A)
– 200-V Machine Model (A115-A)
– 1000-V Charged-Device Model (C101)
xxxx SN54LVC646A . JT OR W PACKAGE
SN74LVC646A . DB, DW, NS, OR PW PACKAGE
(TOP VIEW)
24 2 23 3 22 4 21 5 20 6 19 7 18 8 17 9 16 10 15 11 14 12 13 VCC
CLKBA …
