characteistics             sym         min             typ                max               unit            remarks

erating  voitage           vdd       2.4               3.0                 5.1                  v               

operating  currrnt        iopr         _                 _                    250                ua           vdd=3v  noload

stabdby  current         isby         _                 _                    1.0                 ua            vdd=3v

drive   current            iod           1.5               2.0                 _                   ma           vdd=3v  vo=2.0v

input  current              iih             _                 3.0                10.0               ua           vdd=3v   vin=3v 

osciiiator frequency    fosc          _                 1.0                _                  mhz           vdd=3v

d/a output current        ivo          2.0                3.0               4.0                ma             vdd=3v vo=0.7v

st/a/b/  output  current  ios       2.0                3.0               _                   ma             vdd=3v  vo=4v