
DS1315 Phantom Time Chip
20 of 21
PIN CONFIGURATIONS (continued)
PACKAGE INFORMATION
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
—
16 TSSOP
U20+1
16 SO
W16+2
20-Pin TSSOP
X1
X2
WE
NC
BAT1
GND
NC
D
Q
GND
9
1
2
3
4
5
6
7
8
10
20
19
18
17
16
15
14
13
12
11
VCC1
VCC0
BAT2
NC
RST
OE
NC
CEI
CEO
ROM/RAM
16-Pin SO (300 mil)
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
VCC1
VCC0
BAT2
RST
OE
CEI
CEO
ROM/RAM
X1
X2
WE
BAT1
GND
D
Q
GND