Freescale Semiconductor Tower System Eval Kit for MC9S12GN32 TWR-S12GN32-KIT TWR-S12GN32-KIT Hoja De Datos

Freescale Semiconductor

1221

Supply voltage V

DDA

 =5.0 V, -40

o

C < T

J

 < 150

o

C. V

RH

 = 5.0V. f

ADCCLK

 = 0.25 .. 2MHz

1

The values are tested to be valid with no port AD/C output drivers switching simultaneous with conversions.

1

Upper limit of f

ADCCLK

 is restricted when RVA attenuation mode is engaged.

1

P Resolution

12-Bit

LSB

0.61

mV

2

P Differential Nonlinearity

12-Bit

DNL

±3

±4

counts

3

P Integral Nonlinearity

12-Bit

INL

±3.5

±5

counts

4

C Absolute Error

2

2

These values include the quantization error which is inherently 1/2 count for any A/D converter and the error of the internally
generated reference values..

12-Bit

AE

±8

counts

5

P internal VRH reference voltage LQFP48,

LQFP64,
LQFP100

Vvrh_int

4.495

4.505

V

KGD

Vvrh_int

4.490

4.510

V

6

P internal VRL reference voltage LQFP48,

LQFP64,
LQFP100

Vvrh_int

1.995

2.005V

V

KGD

Vvrl_int

1.990

2.010V

V

7

C VRH_INT drift vs temperature

3

3

Please note: although different in value, drift of vrh_int and vrl_int will go in the same direction.

Vvrh_drift

-2

2

mV

8

C VRL_INT drift vs temperature

Vvrl_drift

-2.5

2.5

mV

9

C rva turn on settling time

t

settling_on

2.5

µs

10

C rva turn off settling time

t

settling_off

1

µs