Datasheet AD9214 (Analog Devices) - 5

AD9214–SPECIFICATIONS (AV SWITCHING SPECIFICATIONS DD = 3 V, DrVDD = 3 V; ENCODE = Maximum Conversion Rate; TMIN = –40
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C, TMAX = +85
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C; external 1.25 V voltage reference used, unless otherwise noted.) Test AD9214-65 AD9214-80 AD9214-105 Parameter Temp Level Min Typ Max Min Typ Max Min Typ Max Unit
ENCODE INPUT PARAMETERS* Maximum Conversion Rate Full VI 65 80 105 MSPS Minimum Conversion Rate Full IV 20 20 20 MSPS Encode Pulsewidth High (tEH) Full IV 6.0 5.0 3.8 ns Encode Pulsewidth Low (tEL) Full IV 6.0 5.0 3.8 ns Aperture Delay (tA) 25°C V 2.0 2.0 2.0 ns Aperture Uncertainty (Jitter) 25°C V 3 3 3 ps rms DATA OUTPUT PARAMETERS Pipeline Delays Full IV 5 5 5 Clock Cycle Output Valid Time (tV)* Full V 3.0 4.5 3.0 4.5 3.0 4.5 ns Output Propagation Delay* (tPD) Full V 4.5 6.0 4.5 6.0 4.5 6.0 ns TRANSIENT RESPONSE TIME 25°C V 5 5 5 ns OUT-OF-RANGE RECOVERY TIME 25°C V 5 5 5 ns *tV and tPD are measured from the 1.5 V level of the ENCODE input to the 50% levels of the digital output swing. The digital output load during test is not to exceed an ac load of 5 pF or a dc current of ± 40 µA. Specifications subject to change without notice.
SAMPLE N SAMPLE N+5 SAMPLE N+1 AIN tA SAMPLE N+2 SAMPLE N+3 SAMPLE N+4 ENCODE tEH tEL 1/FS tPD tV D9 – D0 DATA N–5 DATA N–4 DATA N–3 DATA N–2 DATA N–1 DATA N
Figure 1. Timing Diagram –4– REV. D