DS32C35-33IND# Maxim Integrated Products, DS32C35-33IND# Datasheet - Page 8

• Manufacturer Part Number: DS32C35-33IND#
• Description: IC RTC W/TCXO 20-SOIC
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/TCXO/Crystal/FRAMr

Specifications of DS32C35-33IND#

• Memory Size: 64K (8K x 8)
• Time Format: HH:MM:SS (12/24 hr)
• Date Format: YY-MM-DD-dd
• Interface: I²C, 2-Wire Serial
• Voltage - Supply: 2.7 V ~ 3.63 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Function: Clock/Calendar
• Rtc Memory Size: 8192 B
• Supply Voltage (max): 3.63 V
• Supply Voltage (min): 2.7 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Rtc Bus Interface: I2C
• Supply Current: 260 uA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Accurate I
TCXO/Crystal/FRAM
8
V
GND
SDA
SCL
SCL
V
WP
BAT
_____________________________________________________________________
CC
DS32B35/DS32C35
X1
X2
ADDRESS REGISTER
I
CAPACITOR ARRAY
2
2
OSCILLATOR AND
POWER CONTROL
C INTERFACE AND
C RTC with Integrated
DECODE
FRAM
CONTROL LOGIC/
TEMPERATURE
DIVIDER
SENSOR
SQUARE-WAVE BUFFER;
CLOCK AND CALENDAR
CONTROL AND STATUS
PUSHBUTTON RESET;
INT/SQW CONTROL
USER BUFFER
REGISTERS
REGISTERS
(7 BYTES)
Block Diagram
V
CC
N
N
N
32kHz
INT/SQW
RST