6420EVM View Datasheet(PDF) - Semtech Corporation

Part Name

Description

Manufacturer

6420EVM

Per-Pin Electronics Companion DAC

Semtech Corporation 

Edge6420

HIGH-PERFORMANCE PRODUCTS – ATE

PIN Description

Ball Name

Ball Location

Description

VOUT_CH[0:3]_[0:4]

G13, G15, F14, F13, F15, G3, F1, F2, Group A DAC output volages for channels 0 to 3.

F3, E1, J3, J1, K2, K3, K1, J13, K15,

K14, K13, L15

VOUT_CH[0:3]_[5:6] E14, E15, E2, E3, L2, L1, L14, L13 Group B DAC output voltages for channels 0 to 3.

VOUT_CH[0:3]_[7:8] E13, D14, D1, D2, L3, M2, M15, M14 Group C DAC output voltaqges for channels 0 to 3.

VOUT_CH[0:3]_[9:10] D15, D13, D3, C1, M1, M3, M13, N15 Group D DAC output voltages for channels 0 to 3.

IOUT_CH[0:3]_[0:1] C15, C14, B1, C2, N1, N2, P15, N14 Group E DAC output voltages for channels 0 to 3.

IOUT_CH[0:3]_[2:4] H14, H15, G14, H3, G1, G2, H2, H1, Group F DAC output voltages for channels 0 to 3.

J2, H13, J15, J14

R_MASTER

P5

Master external resistor used to define the reference current

for the gain and offset setting block for voltage DACs.

R_GAIN_(A,B,C,D,E,F)

P11, R10, N10, P10, R9, N9

Pins for external resistor to set current gain for both voltage

and current output DACs.

R_OFFSET_(A,B,C,D)

R6, P6, N6, R5

Pins for external resistor to set the offset voltage for Group

A, B, C, and D voltage output DAC's.

SDI

B10

Serial data input.

CK

A11

Clock for the input data shift register.

UPDATE

C6

Strobe to transfer the shift register data to the DACs.

CE

A10

Chip enable.

RESET*

C5

Active low chip reset. Sets the DACs to a known default

state.

SDO

B5

Serial Data Out.

CK_OUT

A6

Regenerated clock output for daisy chain purposes.

SCAN_OUT

B11

Analog output test pin.

TEST_MODE

B6

Test mode pin for internal scan.

VREF

C9

Reference input (for a 2.5V band gap).

AVCC

C3, C12, N4, R12

Positive analog voltage supply.

AVDD

C7, N7

Analog 5V supply.

VEE

A9, R8, B9, P9

Negative analog voltage supply.

AGND

B8, N8

Analog ground (minimize noise).

SGND

A8, R7

Supply ground.

DVDD

B7, P7

Digital voltage supply.

DGND

 2000 Semtech Corp.

C8, P8

Digital supply ground.

2

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