PCF2129AT/1,512 NXP Semiconductors, PCF2129AT/1,512 Datasheet - Page 59

• Manufacturer Part Number: PCF2129AT/1,512
• Description: IC REAL TIME CLK/CALENDAR 20SOIC
• Manufacturer: NXP Semiconductors
• Type: Clock/Calendar/Alarmr

Specifications of PCF2129AT/1,512

• Package / Case: 20-SOIC (7.5mm Width)
• Date Format: YY-MM-DD-dd
• Time Format: HH:MM:SS (12/24 hr)
• Interface: I²C, SPI
• Voltage - Supply: 1.8 V ~ 4.2 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Function: Clock, Alarm, Watchdog, Timestamp
• Supply Voltage (max): 4.2 V
• Supply Voltage (min): 1.8 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Rtc Bus Interface: I2C, SPI
• Supply Current: 800 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 568-4960-5; 935288599512

NXP Semiconductors
PCF2129A_2
Product data sheet
Fig 42. SPI-bus timing
WRITE
READ
SDO
SDO
SCL
SDI
SDI
CE
t
su(CE_N)
t
su
R/W
high-Z
high-Z
b7
t
h
SA2
b6
All information provided in this document is subject to legal disclaimers.
20%
t
r
Rev. 02 — 7 May 2010
t
80%
t(SDI-SDO)
t
f
RA0
b0
t
w(CE_N)
b7
t
d(R)SDO
b7
Integrated RTC, TCXO and quartz crystal
b6
b6
t
clk(H)
t
clk(SCL)
t
clk(L)
t
h(CE_N)
PCF2129A
b0
b0
© NXP B.V. 2010. All rights reserved.
013aaa152
t
dis(SDO)
t
rec(CE_N)
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