AD9548BCPZ Analog Devices Inc, AD9548BCPZ Datasheet - Page 2

• Manufacturer Part Number: AD9548BCPZ
• Description: IC CLOCK GEN/SYNCHRONIZR 88LFCSP
• Manufacturer: Analog Devices Inc

Specifications of AD9548BCPZ

• Input: *
• Output: *
• Frequency - Max: *
• Voltage - Supply: *
• Operating Temperature: *
• Mounting Type: Surface Mount
• Package / Case: 88-LFCSP
• Frequency-max: *
• Clock Ic Type: Clock Synthesizer
• Ic Interface Type: Serial
• Frequency: 1GHz
• No. Of Outputs: 4
• No. Of Multipliers / Dividers: 4
• Supply Current: 190mA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD9548
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 3
Specifications ..................................................................................... 4
Absolute Maximum Ratings .......................................................... 14
Pin Configuration and Function Descriptions ........................... 15
Typical Performance Characteristics ........................................... 18
Input/Output Termination Recommendations .......................... 23
Getting Started ................................................................................ 24
Theory of Operation ...................................................................... 26
Supply Voltage ............................................................................... 4
Supply Current .............................................................................. 4
Power Dissipation ......................................................................... 4
Logic Inputs (M7 to M0, RESET, TDI, TCLK, TMS) .............. 5
Logic Outputs (M7 to M0, IRQ, TDO) ..................................... 5
System Clock Inputs (SYSCLKP/SYSCLKN) ........................... 5
Distribution Clock Inputs (CLKINP/CLKINN) ...................... 6
Reference Inputs (REFA/REFAA to REFD/REFDD) .............. 7
Reference Monitors ...................................................................... 7
Reference Switchover Specifications .......................................... 8
Distribution Clock Outputs (OUT0 to OUT3) ........................ 8
DAC Output Characteristics (DACOUTP/DACOUTN) ....... 9
Time Duration of Digital Functions ........................................ 10
Digital PLL .................................................................................. 10
Digital PLL Lock Detection ...................................................... 10
Holdover Specifications ............................................................. 10
Serial Port Specifications—SPI Mode ...................................... 11
Serial Port Specifications—I
Jitter Generation ......................................................................... 12
ESD Caution ................................................................................ 14
Power-On Reset .......................................................................... 24
Initial Pin Programming ........................................................... 24
Device Register Programming .................................................. 24
Overview ...................................................................................... 26
Reference Clock Inputs .............................................................. 27
Reference Monitors .................................................................... 27
Reference Profiles ....................................................................... 28
Reference Switchover ................................................................. 30
2
C Mode ...................................... 11
Rev. A | Page 2 of 112
Status and Control .......................................................................... 44
Serial Control Port ......................................................................... 51
I/O Programming Registers .......................................................... 58
Register Map ................................................................................... 60
Register Map Bit Descriptions ...................................................... 70
Power Supply Partitions ............................................................... 105
Thermal Performance .................................................................. 106
Digital PLL (DPLL) Core .......................................................... 32
Direct Digital Synthesizer ......................................................... 34
Tuning Word Processing ........................................................... 35
Loop Control State Machine ..................................................... 36
System Clock Inputs ................................................................... 37
SYSCLK PLL Multiplier ............................................................. 38
Clock Distribution ..................................................................... 39
Multifunction Pins (M0 to M7) ............................................... 44
IRQ Pin ........................................................................................ 45
Watchdog Timer ......................................................................... 46
EEPROM ..................................................................................... 46
SPI/I2C Port Selection ................................................................ 51
SPI Serial Port Operation .......................................................... 51
I2C Serial Port Operation .......................................................... 55
Buffered/Active Registers .......................................................... 58
Autoclear Registers ..................................................................... 58
Register Access Restrictions ...................................................... 59
Serial Port Configuration (Register 0000 to Register 0005) . 70
System Clock (Register 0100 to Register 0108) ...................... 71
General Configuration (Register 0200 to Register 0214) ..... 72
DPLL Configuration (Register 0300 to Register 031B)......... 75
Clock Distribution Output Configuration (Register 0400 to
Register 0419) ............................................................................. 77
Reference Input Configuration (Register 0500 to Register
0507) ............................................................................................. 81
Profile Registers (Register 0600 to Register 07FF) ................ 83
Operational Controls (Register 0A00 to Register 0A10) ...... 92
Status Readback (Register 0D00 to Register 0D19) ............... 97
Nonvolatile Memory (EEPROM) Control (Register 0E00 to
Register 0E03) ........................................................................... 100
EEPROM Storage Sequence (Register 0E10 to Register 0E3F)
..................................................................................................... 101
3.3 V Supplies ............................................................................ 105
1.8 V Supplies ............................................................................ 105