User Manual

Jennic

JennicJennic

Jennic

17.3.9 Digital to Analogue Converters

VDD = 3.0V, VREF = 1.2V, -40 to +85ºC

Parameter Min Typ Max Unit Notes

Resolution 11 bits

Current consumption 215 (single)

235 (both)

µA

Integral nonlinearity ± 2 LSB

Differential nonlinearity -1 +1 LSB Guaranteed monotonic

Offset error -10 mV

Gain error -30 mV

Internal clock 2MHz,

1MHz,

500kHz,

250kHz

16MHz input clock,

programmable

prescaler

Output settling time to

0.5LSB

5 µs With 10k ohms & 20pF

load

Minimum Update time 9 µs 2MHz Clock with

sample period of 8

Output voltage swing 0 Lower of

Vdd-1.2 and

Vref

V Gain =1 Output voltage swing

Output voltage swing 0 Lower of

2x(Vdd-1.2 )

and Vdd-0.2

and 2xVref

V Gain =2 Output voltage swing

Vref (Internal) See Section 17.3.7 Bandgap Reference

VREF (External) 0.8 1.2 1.6 V Allowable range into

VREF pin

Resistive load 10kΩ To ground

Capacitive load 20 pF

Digital input coding Binary