Si5351A-A-GM Silicon Laboratories Inc, Si5351A-A-GM Datasheet - Page 17

• Manufacturer Part Number: Si5351A-A-GM
• Description: Clock Generators & Support Products AnyRate 2 PLL 125MHz Clk&I2C 8out
• Manufacturer: Silicon Laboratories Inc
• Type: Any Frequency CMOS Clock Generatorr

Specifications of Si5351A-A-GM

• Mounting Style: SMD/SMT
• Max Input Freq: 0.008 MHz
• Max Output Freq: 133 MHz
• Number Of Outputs: 8
• Operating Supply Voltage: 3.3 V
• Operating Temperature Range: - 40 C to + 85 C
• Supply Current: 25 mA
• Package / Case: QFN-20
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Si5351A/B/C
Disable Outputs
Set CLKx_DIS high; Reg. 3 = 0xFF
Powerdown all output drivers
Reg. 16, 17, 18, 19, 20, 21, 22, 23 =
0x80
Set interrupt masks
(see register 2 description)
Write new configuration to device using
Register
the contents of the register map
Map
generated by ClockBuilder Desktop. This
step also powers up the output drivers.
Use ClockBuilder
(Registers 15-92 and 149-170)
Desktop v3.1 or later
Apply PLLA and PLLB soft reset
Reg. 177 = 0xAC
Enable desired outputs
(see Register 3)
2
Figure 12. I
C Programming Procedure
Preliminary Rev. 0.95
17