MAX2065 MAXIM [Maxim Integrated Products], MAX2065 Datasheet - Page 20

• Manufacturer Part Number: MAX2065
• Description: 50MHz to 1000MHz High-Linearity, Serial/ Parallel-Controlled Analog/Digital VGA
• Manufacturer: MAXIM [Maxim Integrated Products]

50MHz to 1000MHz High-Linearity, Serial/
Parallel-Controlled Analog/Digital VGA
Figure 1. MAX2065 SPI Timing Diagram
Table 2. SPI Data Format
20
Digital Attenuator State 4
Digital Attenuator State 3
Digital Attenuator State 2
Digital Attenuator State 1
______________________________________________________________________________________
FUNCTION
CLOCK
DATA
CS
MSB
D27 (MSB)
t
EWS
D26
D25
D24
D23
D22
D21
D20
D19
D18
D17
D16
D15
D14
D13
D12
D11
D10
BIT
D9
D8
DN
16dB step (MSB of the 5-bit word used to program the digital attenuator state 4)
8dB step
4dB step
2dB step
1dB step (LSB)
5-bit word used to program the digital attenuator state 3 (see the description for digital
attenuator state 4)
5-bit word used to program the digital attenuator state 2 (see the description for digital
attenuator state 4)
5-bit word used to program the digital attenuator state 1 (see the description for digital
attenuator state 4)
t
CS
D(N-1)
DESCRIPTION
D1
t
CH
D0
t
CW
t
ES
LSB
t
EW