EVAL-AD1871EB Analog Devices Inc, EVAL-AD1871EB Datasheet - Page 11

• Manufacturer Part Number: EVAL-AD1871EB
• Description: BOARD EVAL FOR AD1871
• Manufacturer: Analog Devices Inc

Specifications of EVAL-AD1871EB

• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Pin Function Redefinition in External Control Mode
Pin
No.
2
3
4
5
Pin Function Redefinition in Modulator Mode
Pin
No.
3
25
26
27
28
REV. 0
Input/
Output
I
I
I
I
Input/
Output
O
O
O
O
O
Mnemonic
256/512
DF0
DF1
M/S
Mnemonic
MODCLK
D3
D2
D1
D0
Description
Clock Rate Select. This pin is used to select between an MCLK of 256
512
Data Format Select 0. This pin is used as the low bit (DF0) of the data format selection
(see section on External Control).
Data Format Select 1. This pin is used as the high bit (DF1) of the data format selection
(see section on External Control).
Master/Slave Select. This pin is used to select between the Master (pin low) or Slave (pin
high) Modes.
Description
This pin provides a clock output that allows the user to decode the left and right channel
modulator outputs. It is similar to a left/right clock but runs (nominally) at 5.6448 MHz
and gates a 4-bit modulator output word in each phase (see section on Modulator Mode).
Bit 3 of the Modulator Output Word
Bit 2 of the Modulator Output Word
Bit 1 of the Modulator Output Word
Bit 0 of the Modulator Output Word
f
S
(pin high).
–11–
AD1871
f
S
(pin low) or