Datasheet

DS21348/DS21Q348
23 of 76
Figure 2-2. Serial Port Mode Pinout (BIS1 = 1, BIS0 = 0) (TQFP Package)
1
C
S
2 NA
3 NA
4 NA
5 SCLK
6 SDI
7 SDO
8 ICES
9 OCES
10 NA
11 NA
BIS1 33
BIS0 32
BPCLK 31
MCLK 30
H
RST 29
RRING 28
RTIP 27
TEST 26
RCL/LOTC 25
PBEO 24
I
NT 23
34
TT
IP
35 VSS
36 VDD
37 TRING 38 RPOS 39 RNEG 40 RCLK 41 TPOS 42 TNEG 43 TCLK
44 PBTS
VSS 22
VDD 21
VSM 20
NA 19 NA 18 NA 17 NA 16 NA 15 NA 14 NA 13 NA 12
DS21348
Serial Port
Operation
(NOTE: TIE ALL NA PINS LOW)
TIE HIGH
TIE LOW
TIE LOW
TIE LOW