ds1673e-5t-r Maxim Integrated Products, Inc., ds1673e-5t-r Datasheet - Page 18

• Manufacturer Part Number: ds1673e-5t-r
• Description: Ds1673 Portable System Controller
• Manufacturer: Maxim Integrated Products, Inc.

NOTES:
1.
2.
3.
4.
5.
6.
7.
8.
9.
10. Load capacitance = 25pF.
11. I
12. V
13. Current from V
14. Current from V
15. Time base is generated by very accurate crystal oscillator. Accuracy of this time period is based on
16. If the EOSC bit in the Control Register is set to a logic 1, t
PACKAGE INFORMATION
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Maxim/Dallas Semiconductor cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim/Dallas Semiconductor product.
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M a x i m I n t e g r a t e d P r o d u c t s , 1 2 0 S a n G a b r i e l D r i v e , S u n n y v a l e , C A 9 4 0 8 6 4 0 8 - 7 3 7 - 7 6 0 0
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All voltages are referenced to ground.
Logic 1 voltages are specified at V
Logic 0 voltages are specified at V
I
I
I
CS has a 40k W pulldown resistor to ground.
Measured at V
Measured at V
D/A converter enabled.
the crystal that is used. A typical crystal with a specified load capacitance of 6pF will provide an
accuracy within ±100ppm over the 0°C to +70°C temperature range.
time of the crystal oscillator.
CCA
ADC
CCS
CCO
CCO
is specified with CS, V
is specified with CS, V
= 100mA, V
is specified with outputs open, CS set to a logic 1, SCLK = 500kHz, oscillator enabled, and
switchover from V
IH
OH
CC
BAT
= 2.0V or V
CC
= 2.4V or V
input pin to V
input pin to V
> V
CCTP
CC
to V
CCO
CCO
.
© 2005 Maxim Integrated Products · Printed USA
IL
OL
= 0.8V and 10ns maximum rise and fall time.
open and I/O, SCLK at logic 0. ADC is disabled.
BAT
open and I/O, SCLK at logic 0. ADC is enabled.
CCO
= 0.4V.
CCO
CC
CC
occurs when V
output pin.
output pin.
= 3.0V, V
= 3.0V, V
18 of 18
OH
OL
= GND for capacitive loads.
= V
CC
drops below the lower of V
CC
for capacitive loads. Excludes
RPU
is equal to 250ms plus the startup
CCSW
and V
RST
pin
BAT
.