sign 8 single-ended, true differential, or pseudo differential. AD7327 500 kSPS 12-bit plus sign 8 AD7324 1000 kSPS 12-bit plus sign 4 The ADC contains a 2.5 V internal reference. The AD7328 also AD7323 500 kSPS 12-bit plus sign 4 allowsforexternalreferenceoperation. If a3Vreferenceisapplied AD7322 1000