PCF2123TS/1,112 NXP Semiconductors, PCF2123TS/1,112 Datasheet - Page 44
![IC SPI RTC/CALENDAR 14-TSSOP](/photos/6/58/65814/568-14-tssop_sot402-1_sml.jpg)
PCF2123TS/1,112
Manufacturer Part Number
PCF2123TS/1,112
Description
IC SPI RTC/CALENDAR 14-TSSOP
Manufacturer
NXP Semiconductors
Type
Clock/Calendar/Alarmr
Specifications of PCF2123TS/1,112
Package / Case
14-TSSOP
Time Format
HH:MM:SS (12/24 hr)
Date Format
YY-MM-DD-dd
Interface
SPI, 3-Wire Serial
Voltage - Supply
1.1 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Function
Clock, Calendar
Supply Voltage (max)
5.5 V
Supply Voltage (min)
1.1 V
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Rtc Bus Interface
Serial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Memory Size
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
935286384112
PCF2123TS/1
PCF2123TS/1
PCF2123TS/1
PCF2123TS/1
NXP Semiconductors
PCF2123
Product data sheet
Fig 28. SPI-bus timing
WRITE
READ
SDO
SDO
SCL
SDI
SDI
CE
t
su(CE)
t
su
R/W
Hi Z
Hi Z
b7
t
h
SA2
b6
All information provided in this document is subject to legal disclaimers.
20%
Rev. 4 — 22 December 2010
t
r
t
t(SDI-SDO)
80%
t
f
RA0
b0
b7
t
b7
d(R)SDO
b6
b6
t
clk(H)
t
t
w(CE)
SCL
t
clk(L)
SPI Real time clock/calendar
t
b0
h(CE)
b0
PCF2123
© NXP B.V. 2010. All rights reserved.
001aai554
t
dis(SDO)
t
44 of 61
rec(CE)