DS1642-100+ Maxim Integrated Products, DS1642-100+ Datasheet - Page 12

• Manufacturer Part Number: DS1642-100+
• Description: IC RAM TIMEKEEP NV 100NS 24-EDIP
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/NVSRAMr

Specifications of DS1642-100+

• Memory Size: 16K (2K x 8)
• Time Format: HH:MM:SS (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: 24-DIP (600 mil) Module
• Function: Clock/Calendar/NV Timekeeping RAM
• Rtc Memory Size: 2048 Byte
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Rtc Bus Interface: Parallel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PACKAGE INFORMATION
For the latest package outline information and land patterns, go to www.maxim-ic.com/packages. Note that a “+”,
“#”, or “-” in the package code indicates RoHS status only. Package drawings may show a different suffix character,
but the drawing pertains to the package regardless of RoHS status.
DS1642 24-PIN PACKAGE
PACKAGE TYPE
24 EDIP
PACKAGE CODE
MDF24+1
12 of 13
C IN.
D IN.
G IN.
H IN.
PKG
A IN.
B IN.
E IN.
F IN.
K IN.
DIM.
J IN.
MM
MM
MM
MM
MM
MM
MM
MM
MM
MM
1.270
37.34
0.675
17.15
0.315
0.075
0.015
0.140
0.090
0.590
14.99
0.010
0.015
8.00
1.91
0.38
3.56
2.29
0.25
0.43
MIN
DOCUMENT NO.
24-PIN
21-0245
1.290
37.85
0.700
17.78
0.335
78.51
0.105
0.030
0.180
0.110
0.630
16.00
0.018
0.025
MAX
2.67
0.76
4.57
2.79
0.45
0.58
DS1642