ad5933 Analog Devices, Inc., ad5933 Datasheet - Page 11

• Manufacturer Part Number: ad5933
• Description: 1 Msps 12-bit Impedance Converter, Network Analyzer
• Manufacturer: Analog Devices, Inc.

Preliminary Technical Data
REGISTER MAP (EACH ROW EQUALS 8 BITS OF DATA)
Table 5.
Register Name
RAM
Control Register
Start Frequency (24 Bits)
Frequency Increment Word
No of Increments (9 Bits)
Bits D15-D9 = Don’t care
Bits D8-D0= number of frequency
increments.
Settling time Cycles (16 Bits)
D15 – D11= Don’t care
D10 –D9 = 2 bit decode
D8-D0 = number of cycles
D10 D9
0
0
1
1
Leakage limit for test A
D7 – D4 = Don’t care
D3 – D0 = 4 Bit Limit
Leakage limit for test B
D7 – D4 = Don’t care
D3 – D0 = 4 Bit Limit
Leakage limit for test C
D7 – D4 = Don’t care
D3 – D0 = 4 Bit Limit
Status Register
Index Counter of Frequency (9 Bits)
Bits D15 –D9 = Don’t care
Bits D8- D0 = Increments register after a
frequency increment command. Set to zero
at initial frequency.
Temperature Data Register
1
0
1
Default
number of cycles x2
reserved
number of cycles x4
Reg Add.
81h
83h
84h
86h
87h
88h
89h
8Ah
8Bh
8Ch
8Dh
8Eh
8fh
90h
91h
92h
93h
80h
82h
85h
Rev. PrA | Page 11 of 20
Register Data [8Bits]
D15-D8
D7-D0
D23-D16
D15-D8
D7-D0
D23-D16
D15-D8
D7-D0
D15-D8
D7-D0
D15-D8
D7-D0
D7-D0
D7-D0
D7-D0
D7-D0
D15-D8
D7-D0
D15-D8
D7-D0
Read/Write
Register
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read Only
Read Only
Read Only
Read Only
Read/Write
Read/Write
Register Type
RAM
RAM
RAM
RAM
RAM
RAM
RAM
RAM
RAM
RAM
RAM
RAM
RAM
RAM
RAM
RAM
RAM
RAM
RAM
AD5933