CD74FCT843A Datasheet, PDF (1/6 Pages) Texas Instruments – BiCMOS FCT Interface Logic, 9-Bit Transparent Latches, Three-State

Data sheet acquired from Harris Semiconductor
SCHS267
January 1997
Features
• Buffered Inputs
NOFO_U^T_sRRe ^E_CNCMEO^OW_S^MD_T^M_e^E_c^E_h^SN_n^I_o^GD_lo^NE_g^SD_y
•
Typical Propagation Delay: 6.8ns
T_A = 25^oC, C_L = 50pF (FCT843A)
at
V_CC
=
5V,
• CD74FCT843A
- Noninverting
• CD74FCT844A
- Inverting
• SCR Latchup Resistant BiCMOS Process and
Pinouts
CD74FCT843A
(SOIC)
TOP VIEW
OE 1
D0 2
D1 3
D2 4
D3 5
D4 6
D5 7
D6 8
D7 9
D8 10
CLR 11
GND 12
24 VCC
23 Y0
22 Y1
21 Y2
20 Y3
19 Y4
18 Y5
17 Y6
16 Y7
15 Y8
14 PRE
13 LE
CD74FCT843A,
CD74FCT844A
BiCMOS FCT Interface Logic,
9-Bit Transparent Latches, Three-State
Circuit Design
• Speed of Bipolar FAST™/AS/S
• 48mA Output Sink Current
• Output Voltage Swing Limited to 3.7V at V_CC = 5V
• Controlled Output Edge Rates
• Input/Output Isolation to V_CC
• BiCMOS Technology with Low Quiescent Power
Ordering Information
PART NUMBER
TEMP.
RANGE (^oC) PACKAGE
PKG.
NO.
CD74FCT844AEN
0 to 70 24 Ld PDIP E24.3
CD74FCT843AM
0 to 70 24 Ld SOIC M24.3
NOTE: When ordering the suffix M package, use the entire part
number. Add the suffix 96 to obtain the variant in the tape and reel.
CD74FCT844A
(PDIP)
TOP VIEW
OE 1
D0 2
D1 3
D2 4
D3 5
D4 6
D5 7
D6 8
D7 9
D8 10
CLR 11
GND 12
24 VCC
23 Y0
22 Y1
21 Y2
20 Y3
19 Y4
18 Y5
17 Y6
16 Y7
15 Y8
14 PRE
13 LE
CAUTION: These devices are sensitive to electrostatic discharge. Users should follow proper IC Handling Procedures.
FAST™ is a trademark of Fairchild Semiconductor.
Copyright © Harris Corporation 1997
8-1
File Number 2396.2