Probe orientation needle 265*2980 needle head diameter is 6.0 end probe needle
Memory chip
The following is the circuit diagram of [A3977 internal structure circuit diagram] A3977 internal structure circuit diagram
The A3977 is available in two packages: a 44-pin copper-on-plastic package (suffixed with ED, A3977SED) and a 28-pin plastic package with thermal pad (suffixed with LP, A3977SI P). The description is shown in Table 1.
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