DS1284QN+ Maxim Integrated Products, DS1284QN+ Datasheet - Page 18

IC TIMEKEEPER WATCHDG IND 28PLCC

DS1284QN+

Manufacturer Part Number
DS1284QN+
Description
IC TIMEKEEPER WATCHDG IND 28PLCC
Manufacturer
Maxim Integrated Products
Type
Watchdog Timerr
Datasheet

Specifications of DS1284QN+

Memory Size
50B
Time Format
HH:MM:SS:hh (12/24 hr)
Date Format
YY-MM-DD-dd
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
28-LCC, 28-PLCC
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
PACKAGE INFORMATION (continued)
Maxim/Dallas Semiconductor cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim/Dallas Semiconductor product.
No circuit patent licenses are implied. Maxim/Dallas Semiconductor reserves the right to change the circuitry and specifications without notice at any time.
M a x i m I n t e g r a t e d P r o d u c t s , 1 2 0 S a n G a b r i e l D r i v e , S u n n y v a l e , C A 9 4 0 8 6 4 0 8 - 7 3 7 - 7 6 0 0
The Maxim logo is a registered trademark of Maxim Integrated Products, Inc. The Dallas logo is a registered trademark of Dallas Semiconductor Corporation.
© 2006 Maxim Integrated Products
18 of 18
NOTE: PINS 2, 3, 21, 24, AND 25 ARE MISSING BY DESIGN.
A IN.
B IN.
C IN.
D IN.
G IN.
H IN.
K IN.
E IN.
F IN.
J IN.
PKG
DIM
MM
MM
MM
MM
MM
MM
MM
MM
MM
MM
1.520
38.61
0.695
17.65
0.350
0.100
0.015
0.110
0.090
0.590
14.99
0.008
0.015
MIN
8.89
2.54
0.38
2.79
2.29
0.20
0.38
28-PIN EDIP
1.540
39.12
0.720
18.29
0.375
0.130
0.030
0.140
0.110
0.630
16.00
0.012
0.021
9.52`
MAX
3.30
0.76
3.56
2.79
0.30
0.53
DS1284/DS1286

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