參數(shù)資料
型號(hào): SN74SSTVF32852KR
廠商: TEXAS INSTRUMENTS INC
元件分類: 鎖存器
英文描述: SSTV SERIES, POSITIVE EDGE TRIGGERED D FLIP-FLOP, TRUE OUTPUT, PBGA114
封裝: PLASTIC, BGA-114
文件頁(yè)數(shù): 11/13頁(yè)
文件大?。?/td> 442K
代理商: SN74SSTVF32852KR
SN74SSTVF32852
24-BIT TO 48-BIT REGISTERED BUFFER
WITH SSTL_2 INPUTS AND OUTPUTS
SCES426A – FEBRUARY 2003 – REVISED MARCH 2003
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
VCC/2
VOLTAGE AND CURRENT WAVEFORMS
INPUTS ACTIVE AND INACTIVE TIMES
NOTES: A. CL includes probe and jig capacitance.
B. ICC tested with clock and data inputs held at VCC or GND, and IO = 0 mA.
C. All input pulses are supplied by generators having the following characteristics: PRR
≤ 10 MHz, ZO = 50 ,
input slew rate = 1 V/ns
±20% (unless otherwise noted).
D. The outputs are measured one at a time with one transition per measurement.
E. VREF = VDDQ/2
F. VIH = VREF + 310 mV (ac voltage levels) for differential inputs. VIH = VCC for LVCMOS input.
G. VIL = VREF – 310 mV (ac voltage levels) for differential inputs. VIL = GND for LVCMOS input.
H. tPLH and tPHL are the same as tpd.
0 V
VCC
th
tsu
VOLTAGE WAVEFORMS
SETUP AND HOLD TIMES
Timing
Inputs
VICR
VREF
Input
VIL
VIH
VREF
VI(PP)
tPHL
VOH
VOL
Output
VDDQ/2
tPLH
tPHL
VIH
VIL
VOL
VOH
LVCMOS
RESET
Input
Output
VOLTAGE WAVEFORMS
PROPAGATION DELAY TIMES
VDDQ/2
VCC/2
VI(PP)
VICR
Timing
Inputs
VICR
VOLTAGE WAVEFORMS
PROPAGATION DELAY TIMES
VCC/2
VREF
Input
VREF
tw
VOLTAGE WAVEFORMS
PULSE DURATION
VIH
VIL
LVCMOS
RESET
Input
tact
tinact
10%
90%
ICC (operation)
ICC (standby)
ICC
(see
Note B)
LOAD CIRCUIT
CL = 30 pF
(see Note A)
Test
Point
From Output
Under Test
RL = 500
Figure 1. Load Circuit and Voltage Waveforms
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