DS17885-DS17887 DALLAS [Dallas Semiconductor], DS17885-DS17887 Datasheet - Page 14
DS17885-DS17887
Manufacturer Part Number
DS17885-DS17887
Description
3V/5V Real-Time Clock
Manufacturer
DALLAS [Dallas Semiconductor]
Datasheet
1.DS17885-DS17887.pdf
(38 pages)
- Current page: 14 of 38
- Download datasheet (409Kb)
Table 2. PERIODIC INTERRUPT RATE AND SQUARE-WAVE OUTPUT
FREQUENCY
*RS3 to RS0 determine periodic interrupt rates as listed for E32k = 0.
REGISTER B
EXTENDED
E32k
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
RS3
X
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
SELECT BITS REGISTER A
RS2
X
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
RS1
X
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
RS0
X
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
14 of 38
INTERRUPT RATE
t
PI
1.953125ms
976.5625µs
PERIODIC
3.90625ms
3.90625ms
122.070µs
244.141µs
488.281µs
7.8125ms
7.8125ms
15.625ms
31.25ms
62.5ms
125ms
250ms
500ms
None
*
SQW OUTPUT
FREQUENCY
32.768kHz
8.192kHz
4.096kHz
2.048kHz
1.024kHz
256Hz
128Hz
512Hz
256Hz
128Hz
64Hz
32Hz
16Hz
None
8Hz
4Hz
2Hz
Related parts for DS17885-DS17887
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
High Resolution Temperature Measurement with Dallas Direct-to-Digital Temperature Sensors
Manufacturer:
Dallas Semiconductor
Part Number:
Description:
32.768kHz Temperature-Compensated Crystal Oscillator
Manufacturer:
Dallas Semiconductor
Datasheet:
Part Number:
Description:
3.3 volt micromonitor, tolerance 20%
Manufacturer:
Dallas Semiconductor
Datasheet:
Part Number:
Description:
Ultra3 LVD/SE SCSI Terminator
Manufacturer:
Dallas Semiconductor
Datasheet:
Part Number:
Description:
SCSI Terminator
Manufacturer:
Dallas Semiconductor
Datasheet:
Part Number:
Description:
5-Tap Silicon Delay Line
Manufacturer:
Dallas Semiconductor
Datasheet:
Part Number:
Description:
5-Tap Silicon Delay Line
Manufacturer:
Dallas Semiconductor
Datasheet:
Part Number:
Description:
5-Tap Silicon Delay Line
Manufacturer:
Dallas Semiconductor
Datasheet:
Part Number:
Description:
5-Tap Silicon Delay Line
Manufacturer:
Dallas Semiconductor
Datasheet:
Part Number:
Description:
5-Tap Silicon Delay Line
Manufacturer:
Dallas Semiconductor
Datasheet:
Part Number:
Description:
5-Tap Silicon Delay Line
Manufacturer:
Dallas Semiconductor
Datasheet:
Part Number:
Description:
5-Tap Silicon Delay Line
Manufacturer:
Dallas Semiconductor
Datasheet:
Part Number:
Description:
Afterburner Chip
Manufacturer:
Dallas Semiconductor
Datasheet:
Part Number:
Description:
10-Tap Silicon Delay Line
Manufacturer:
Dallas Semiconductor
Datasheet:
Part Number:
Description:
Audio Digital Resistor
Manufacturer:
Dallas Semiconductor
Datasheet: