Fig 3. Pin configuration for S…

PCF8583T

RTC CLK/CALENDAR 240x8BIT RAM I2C 2.5-6V SO8

PCF8583T is an I2C interface real-time clock and calendar chip with 240x8-bit RAM and 32.768 kHz oscillator, operating voltage 2.5V to 6V, in SO8 package.Checked against the datasheet

See alternatives Ask AI FAEDatasheet PDF

All alternatives

View full report

Technical parameters

Datasheet-verified parameters

18 items

Parameter	Value and test conditions	Source
Package	SO8; plastic small outline package; 8 leads; body width 7.5 mm; SOT176-1
Ambient temperature	-40 °C to +85 °C (operating device)
Grade	Non-automotive qualified
I2C-bus interface operating supply voltage	2.5 V to 6 V
Clock operating supply voltage	1.0 V to 6.0 V at 0 °C to +70 °C
Data retention voltage	1.0 V to 6.0 V
Operating current	max 50 μA (at fSCL = 0 Hz)
RAM capacity	240 × 8-bit
Time base	32.768 kHz or 50 Hz
Slave addresses	A1h or A3h for reading, A0h or A2h for writing
Supply voltage (Limiting)	Min -0.8 V, Max +7.0 V
Supply current (Limiting)	Max 50 mA
Input voltage (Limiting)	Min -0.8 V, Max VDD + 0.8 V
Total power dissipation (Limiting)	Max 300 mW
Electrostatic discharge voltage (HBM)	±3000 V
Electrostatic discharge voltage (MM)	±200 V
Latch-up current	100 mA
Storage temperature	Min -65 °C, Max +85 °C (Note: Text says -65 to +45 for storage requirements in footnote, but table row Tstg shows -65. Footnote 4 says store at 0 to +45. Table row Tstg Min -65. I will use the table value for Tstg Min/Max if available, but table only shows Min -65. Wait, table row Tstg has Min -65,

All parameters (8)ExpandCollapse

Power
Clock operating supply voltage	1.0 V to 6.0 V
Data retention voltage	1.0 V to 6.0 V
I 2 C-bus interface operating supply voltage	2.5 V to 6 V
Operating current (at f SCL = 0 Hz)	max 50 μA
Environment and package
Package	SO8
Other
RAM	240 × 8-bit
T amb	-40 to +85 °C
Time base	32.768 kHz or 50 Hz

Pinout and package

Pin	Name	Function	Source
,		supply voltage

Documents

DatasheetDatasheet · 548.9 KB · 2026-10-29

Open document center

Datasheet-verified content is extracted by AI from the manufacturer datasheet. Click a page number to view the original.