器件名称: RED3000
功能描述: AC LINE FREQUENCY DIVIDERS
文件大小: 35.75KB 共2页
简 介:LSI/CSI
UL
RED SERIES
(631) 271-0400 FAX (631) 271-0405
LSI Computer Systems, Inc. 1235 Walt Whitman Road, Melville, NY 11747
A3800
AC LINE FREQUENCY DIVIDERS
July 2000
RED SERIES RED 5/6 Divide by 5 or 6 RED 50/60 Divide by 50 or 60 RED 100/120 Divide by 100 or 120 RED 300/360 Divide by 300 or 360 RED 500/600 Divide by 500 or 600 RED 3000/3600 Divide by 3000 or 3600 FEATURES: Clock input pulse shaper accepts 50Hz/60Hz sine wave directly Fully static counter operation +4.5V to +15V operation (VDD - VSS) Low power dissipation High noise immunity Reset Input Enable 50Hz/60Hz division select input Output low power TTL compatible at +4.5V operation Square Wave Output (except for ÷ 5) RED x/y (DIP); RED x/y-S (SOIC) See Figure 1 APPLICATION: Time base generator from either 50Hz or 60Hz line frequency to produce: 10 pulses per second 1 pulse per second 1 pulse per 2 seconds 1 pulse per .1 minute 1 pulse per 10 seconds 1 pulse per minute (RED 5/6) (RED 50/60) (RED 100/120) (RED 300/360) (RED 500/600) (RED 3000/3600)
PIN ASSIGNMENT - TOP VIEW
LSI
OUTPUT
1
8
V DD (V+)
RESET
2
7
DIVISION SELECT
V SS (-V)
3
6
ENABLE
NC
4
5
CLOCK INPUT
FIGURE 1
MARKING AS FOLLOWS: PART MARKING RED 5/6 RED 50/60 RED 100/120 RED 300/360 RED 500/600 RED 3000/3600 RED 6 RED 60 RED 120 RED 360 RED 600 RED 3600
DESCRIPTION OF OPERATION: The counter advances by one on each negative transition of the input clock pulse as long as the Enable signal is High and the Reset signal……
