DS12885Q+ Maxim Integrated Products, DS12885Q+ Datasheet - Page 4

• Manufacturer Part Number: DS12885Q+
• Description: IC RTC W/RAM 128 BYTE 28-PLCC
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/NVSRAMr

Specifications of DS12885Q+

• Memory Size: 114B
• Time Format: HH:MM:SS (12/24 hr)
• Date Format: YY-MM-DD-dd
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 28-LCC, 28-PLCC
• Function: Clock/Calendar/Alarm
• Rtc Memory Size: 114 Byte
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 70 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Rtc Bus Interface: Multiplexed
• Supply Current: 15 mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Real-Time Clocks
4
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AD0–AD7
WRITE
R/W
AS
DS
CS
AD0–AD7
AD0–AD7
WRITE
READ
R/ W
AS
DS
CS
t
ASD
t
t
ASD
ASD
t
ASL
PW
ASH
PW
PW
EL
PW
ASH
EL
t
ASL
t
CS
t
t
CS
ASED
t
AHL
t
t
t
AHL
ASED
CYC
t
CYC
Motorola Bus Read/Write Timing
t
RWS
t
DDR
PW
PW
t
DSW
EH
EH
t
DSW
Intel Bus Write Timing
t
t
CH
RWH
t
t
DHW
DHR
t
t
CH
DHW