Datasheet

DS1315 Phantom Time Chip
20 of 21
PIN CONFIGURATIONS (continued)
PACKAGE INFORMATION
For the latest package outline information and land patterns (footprints), 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.
PACKAGE TYPE PACKAGE CODE OUTLINE NO. LAND PATTERN NO.
16 PDIP
P16+1
21-0043
16 TSSOP U20+1 21-0066 90-0116
16 SO W16+2 21-0042 90-0107
20-Pin TSSOP
X1
X2
WE
NC
BAT1
GND
NC
D
Q
GND
9
1
2
3
5
7
8
10
20
19
18
17
16
15
14
13
12
11
V
CC1
V
CC0
BAT2
NC
RST
OE
NC
CEI
CEO
ROM/RAM
16-Pin SO (300 mil)
1
2
3
4
5
6
7
8
V
CC1
V
CC0
BAT2
RST
OE
CEI
CEO
ROM/RAM
X1
X2
WE
BAT1
GND
D
Q
GND