DS1500YEN+ Maxim Integrated Products, DS1500YEN+ Datasheet - Page 7

• Manufacturer Part Number: DS1500YEN+
• Description: IC RTC Y2KC W/NV CTRL 5V 32TSOP
• Manufacturer: Maxim Integrated Products
• Type: Clock/Calendar/WDT/NVSRAM/Y2Kr

Specifications of DS1500YEN+

• Memory Size: 2K (256 x 8)
• Time Format: HH:MM:SS (24 hr)
• Date Format: YY-MM-DD-dd
• Interface: Parallel
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-TSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 5. 5V Power-Up/Down Waveform Timing
OUTPUTS
Warning: Under no circumstances are negative undershoots, of any amplitude, allowed when
device is in battery-backup mode.
V
INPUTS
V
PF(MAX)
PF(MIN)
V
RST
V
SO
CCI
t
PF
RECOGNIZED
VALID
t
F
t
FB
7 of 19
t
DR
DON'T CARE
HIGH-Z
t
R
RECOGNIZED
t
VALID
REC