"                    AD 7569  CONVERTISSEUR AD ET DA"
""
"       BOITIER: DIP N-24"
"                                     VDD: 5 V"
"  1: AGND DAC       13: DB1          VSS: 0 V (config. unipolaire)"
"  2: Vout           14: DB0               -5 V (config. bipolaire)"
"  3: VSS            15: WRITE        RESET: RAZ des registres …"
"  4: RANGE          16: CS                  l'‚tat bas"
"  5: RESET          17: READ         READ: s‚lection lecture …"
"  6: DB7            18: START              l'‚tat bas"
"  7: DB6            19: BUSY         BUSY: active … l'‚tat bas"
"  8: DB5            20: INTERRUPT    INTERRUPT: active … l'‚tat bas"
"  9: DB4            21: CLOCK        CLK: entr‚e horloge"
" 10: DB3            22: ACND ADC     RANGE: s‚lection de gamme"
" 11: DB2            23: Vin"
" 12: DGND           24: VDD"
""
" CONFIGURATION UNIPOLAIRE (Vss=0 V): Vout = Vref X (REGIST. DA/256)"
"    Vref = 2,5 V si RANGE = 1, Vref = 1,25 V si RANGE = 0"
" CONFIGURATION BIPOLAIRE (Vss=-5 V): Vout = ńVref X (REGIST. DA/128)"
"    Vref = 2,5 V si RANGE = 1, Vref = 1,25 V si RANGE = 0"