RX8900CE
RX8900CE is REAL TIME CLOCK MODULE manufactured by EPSON.
- Part of the RX8900SA comparator family.
- Part of the RX8900SA comparator family.
Real time clock module
REAL TIME CLOCK MODULE (I2C-Bus)
Built-in 32.768 k Hz-DTCXO, High Stability and Power Switching
RX 8900 SA/CE
Product Number (Please contact us)
RX8900SA : X1B000292xxxx00 RX8900CE UA : X1B000301000100 RX8900CE UB : X1B000301000200 RX8900CE UC : X1B000301000300
- Built in frequency adjusted 32.768 k Hz crystal unit and DTCXO.
- Interface Type
: I2C-Bus interface (400k Hz)
- Interface voltage range
: 2.5 V to 5.5 V
- Temp. pensated voltage range : 2.0 V to 5.5 V
- Clock supply voltage range
: 1.6 V to 5.5 V
- Selectable clock output (32.768 k Hz, 1024 Hz, 1 Hz)
Actual size
- The various functions include full calendar, alarm, timer, temp. sensor function.
.Epson prepared Linux driver for development.
RX8900SA
(http://5.epsondevice./en/information/support/linux_rtc/)
The registered trademark Linux® is used pursuant to a sublicense from LMI(Linux Mark Institute)
The I2C-Bus is a trademark of NXP Semiconductors.
RX8900SA (10.1 × 7.4 × 3.3 mm)
RX8900CE (3.2 × 2.5 × 1.0 mm)
Block diagram
VDD Detector
Battery backup connection example (1) VBAT
R primary battery
VBAT
Battery backup connection example (2)...
