MM74HC393MX

MM74HC393MX Datasheet


MM74HC393 Dual 4-Bit Binary Counter

Part Datasheet
MM74HC393MX MM74HC393MX MM74HC393MX (pdf)
Related Parts Information
MM74HC393M MM74HC393M MM74HC393M
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MM74HC393MTCX MM74HC393MTCX MM74HC393MTCX
MM74HC393MTC MM74HC393MTC MM74HC393MTC
MM74HC393SJX MM74HC393SJX MM74HC393SJX
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MM74HC393 Dual 4-Bit Binary Counter

MM74HC393 Dual 4-Bit Binary Counter

The MM74HC393 counter circuits contain independent ripple carry counters and utilize advanced silicon-gate CMOS technology. The MM74HC393 contains two 4-bit ripple carry binary counters, which can be cascaded to create a single divide-by-256 counter.

Each of the two 4-bit counters is incremented on the HIGHto-LOW transition negative edge of the clock input, and each has an independent clear input. When clear is set HIGH all four bits of each counter are set to a low level. This enables count truncation and allows the implementation of divide-by-N counter configurations.

Each of the counters outputs can drive 10 low power Schottky TTL equivalent loads. This counter is functionally as well as pin equivalent to the 74LS393. All inputs are protected from damage due to static discharge by diodes to VCC and ground.
s Typical operating frequency 50 MHz s Typical propagation delay 13 ns Ck to QA s Wide operating supply voltage range s Low input current <1 µA s Low quiescent supply current 80 µA maximum
74HC Series s Fanout of 10 LS-TTL loads
Ordering Code:

Order Number

Package Number

Package Description

MM74HC393M

M14A
14-Lead Small Outline Integrated Circuit SOIC , JEDEC MS-012, Narrow

MM74HC393SJ

M14D

Pb-Free 14-Lead Small Outline Package SOP , EIAJ TYPE II, 5.3mm Wide

MM74HC393MTC

MTC14
14-Lead Thin Shrink Small Outline Package TSSOP , JEDEC MO-153, 4.4mm Wide

MM74HC393N

N14A
14-Lead Plastic Dual-In-Line Package PDIP , JEDEC MS-001, Wide
Devices also available in Tape and Reel. Specify by appending the suffix letter “X” to the ordering code. Pb-Free package per JEDEC J-STD-020B.

Connection Diagram

Pin Assignments for DIP, SOIC, SOP and TSSOP

Top View 2005 Fairchild Semiconductor Corporation DS005337

MM74HC393

Absolute Maximum Ratings

Note 2 Note 1

Supply Voltage VCC DC Input Voltage VIN DC Output Voltage VOUT Clamp Diode Current IIK, IOK DC Output Current, per pin IOUT DC VCC or GND Current, per pin ICC Storage Temperature Range TSTG Power Dissipation PD

Note 3

S.O. Package only

Lead Temperature TL Soldering 10 seconds
to +7.0V to VCC +1.5V to VCC +0.5V
±20 mA ±25 mA ±50 mA −65°C to +150°C
600 mW 500 mW
260°C

Recommended Operating Conditions

Min Max Units

Supply Voltage VCC DC Input or Output Voltage

VIN, VOUT

Operating Temperature Range TA −40 +85

Input Rise or Fall Times
tr, tf VCC = 2.0V
1000 ns

VCC = 4.5V

VCC = 6.0V

Note 1 Absolute Maximum Ratings are those values beyond which dam-
age to the device may occur.

Note 2 Unless otherwise specified all voltages are referenced to ground.

Note 3 Power Dissipation temperature derating plastic “N” package − 12 mW/°C from 65°C to 85°C.

DC Electrical Characteristics Note 4

Parameter

Conditions

TA = 25°C

TA = −40 to 85°C TA = −55 to 125°C Units

Guaranteed Limits

Minimum HIGH Level

Input Voltage
2.0V 4.5V
6.0V

Maximum LOW Level

Input Voltage
More datasheets: P4202SBRP | MITA30WB600TMH | 74AC139 | DBMMZ25SZ | LTL2V3YV3KS | MM74HC393M | MM74HC393N | MM74HC393SJ | MM74HC393MTCX | MM74HC393MTC


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Datasheet ID: MM74HC393MX 634381