DS1672U-33/T&R Maxim Integrated Products, DS1672U-33/T&R Datasheet - Page 4

• Manufacturer Part Number: DS1672U-33/T&R
• Description: Real Time Clock Low Voltage I2C-Comp atibleTime Keeping C
• Manufacturer: Maxim Integrated Products

DC ELECTRICAL CHARACTERISTICS
(V
Note 5: Using the recommended crystal on X1 and X2.
CRYSTAL SPECIFICATIONS
*The crystal, traces, and crystal input pins should be isolated from RF generating signals. Refer to Application Note 58: Crystal
Considerations for Dallas Real-Time Clocks for additional specifications
V
V
Nominal Frequency
Series Resistance
Load Capacitance
CC
BACKUP
BACKUP
= 0V, T
Current (Oscillator On)
Current (Oscillator Off)
PARAMETER
PARAMETER
A
= -40C to +85C.)
SYMBOL
I
BACKUPOSC
I
*
BACKUP
SYMBOL
ESR
C
f
O
L
4 of 15
MIN
MIN
0.425
TYP
32.768
TYP
6
MAX
MAX
200
45
1
UNITS
UNITS
kHz
kΩ
A
pF
nA
NOTES
NOTES
5