WF5091A - NPC

WF5091A 32kHz output Crystal Oscillator IC

and PAD COORDINATES No. PIN I/O*1 Description 1 VDD - (+) supply voltage 2 XT I Crystal input connection pin 3 XTN O Crystal output connection pin INHN 4 (SCLK) Input pin controlled output state (Hi-Z output at LOW, 32.768kHz output at HIGH, I OPEN connection prohibit) SCLK (Clock input) pin in serial interface mode 5 VSS - (-) ground Serial int.

Features

▪ Oscillation and output frequency: 32.768kHz ▪ Wide range of operating supply voltage: 1.2 to 5.5V ▪ Operating temperature of oscillation operation: -40 to +85°C ▪ Low current consumption: 1Atyp. (VDD=3.3V, no load) ▪ CMOS input / output ▪ ±0.4mAoutput drive capability (VDD=3.3V) ▪ f0 adjustment function by EEPROM (3-wire serial interface) ▪ Output disable function ORDERING INFORMATION Device Package WF5091A Wafer form SEIKO NPC CORPORATION - 1 PAD LAYOUT (Unit: m) WF5091A (950,880) VDD 1 XT 2 Y XTN 3 INHN 4 (0,0) X Chip size: 0.95mm × 0.88mm Wafer thickness: 130 ± 15m PAD size: 8.