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Sundance SMT784 v.1.0 User Manual

Page 16

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Version 1.0

Page 16 of 31

SMT784 User Manual

Input Format

Single-ended or differential on option (3.3V LVPECL).

Frequency range

10-125 MHz

External Trigger Inputs

Input Voltage Level

1.5-3.3 Volts peak-to-peak.

Format

DC-coupled and single-ended (terminated at connector). Differential an

option (3.3 V PECL).

Impedance

50-Ohm.

Frequency range

62.5 MHz maximum

ADCs Output

Output Data Width

14-Bits

Data Format

2’s Complement or offset binary

(Changeable via control register)

SFDR

82dBs maximum (manufacturer)

SNR

70dBs maximum (manufacturer)

Min Sampling Clock

10 MHz (ADC DLL off)

Max Sampling Frequency

125 MHz (ADC DLL on)

Table 2 ADC Characteristics

Switch 1 Flash Settings

The following table represents the various switch settings for switch 1:

Table 3 Common Configurations of Switch 1

POS 4

N/A N/A

N/A

POS 3

ON OFF

ON

POS 2

OFF OFF

ON

POS 1

N/A N/A

N/A

Flash

condition

SMT784 firmware

Flash boot from user

address (0x800000)

Read/write access to

flash

SMT784 firmware

Flash boot from user

address (0x800000)

Read only access to

flash

SMT700 firmware

(Default boot at

address 0x0)

Read/write

access to flash