Rainbow-electronics T89C5115 Manual do Utilizador descarregar pdf (Página 94)

T89C5115

4128A–8051–04/02

Figure 44. Clock Signal Waveform for I

Tests in Active and Idle Modes

DC Parameters for A/D

Converter

Table 69. DC Parameters for AD Converter in Precision conversion

Note: 1. Typicals are based on a limited number of samples and are not guaranteed.

-0.5V

0.45V

0.7V

0.2V

-0.1

CLCH

CHCL

CLCH

CHCL

=5ns.

Symbol Parameter Min Typ

(1)

Max Unit Test Conditions

AVin Analog input voltage Vss - 0.2 Vref + 0.6 V

Rref Resistance between Vref and Vss 12 16 24 kΩ

Vref Reference voltage 2.40 3.00 V

Cai Analog input Capacitance 60 pF During sampling

INL Integral non linearity 1 2 lsb

DNL Differential non linearity 0.5 1 lsb

OE Offset error -2 2 lsb

1 2 ... 89 90 91 92 93 94 95 96 97 98 99 ... 104 105

Sem comentários

Rainbow-electronics T89C5115 Manual do Utilizador Página 94