Evm Dip Switch Functionality - Texas Instruments THS7001 User Manual

EVM DIP Switch Functionality

1.4 EVM DIP Switch Functionality

The THS7001 can be fully evaluated without any external digital control
signals applied. This is accomplished through the use of a DIP switch. The DIP
switch incorporates six SPST switches labeled A through F. The functionality
of each switch is described in Table 1–2.
Table 1–2. EVM DIP Switch Functionality
SWITCH LABEL
S1:A S1:A A G0 A–G0
S1:B S1:B A G1 A–G1
S1:C S1:C A–G2 A G2
S1:D S1:D A–S/D A S/D
S1:E S1:E A VREF A–VREF
S1:F S1:F VL VL
1-8
POSITION
0 PGA Gain Bit 0 (LSB): Value = 0 (Low)
1 PGA Gain Bit 0 (LSB): Value = 1 (High)
0 PGA Gain Bit 1: Value = 0 (Low)
1 PGA Gain Bit 1: Value = 1 (High)
0 PGA Gain Bit 2 (MSB): Value = 0 (Low)
1 PGA Gain Bit 2 (MSB): Value = 1 (High)
0 Shutdown Control: Value = 0 (Low) — Active
1 Shutdown Control: Value = 1 (High) — Shutdown
0 VREF Floating (Connect TP8 to Ext. Ref.)
1 VREF Connected to Ground
0 Low Side Clamp Ground (Connect TP6 to Ext Ref)
1 Low Side Clamp Connected to –Vcc
DESCRIPTION
General Information