Characterization of MITLL
	CCID20-W18C2
	thin 2k x 4k
	pixel size 15um x 15um
	new LA and new AR coating
	tested by L. Robinson	Aug.12,1998
	Reported by M.Wei 	Aug.12,1998

Both "R"(A) and "L"(B) amps worked 
TEST CONDITIONS

temperature:    -123c
Voltages:	Vdd 	= +19v
		Vr  	= +12.5v
		Vopg 	= 0v
		Vsub	= 0v
		Vp1,2,3 = +2, -6v
		Vs1,2,3 = +6, -3v
          	Vsw	= +5, -5v
		RG	= 10, 0v
		SCP	= 10v

read 3800(r)x2048(c) area only.
changed gain of preamp. from 21 to 4.83

TEST RESULTS

e-/DN:	        R:	0.37		Determined by Fe55 x-ray test
		L:	0.39
serial CTE	R:	good		Determined by Fe55 x-ray test
		L:	good		Determined by Fe55 x-ray test


vertical CTE		good		Determined by Fe55 x-ray test

Vertical charge traps:	3		(in 3800(r) x 2048(c) area) Determined
					by charge-pumping method

Read noise:             R: 2.2e-        DSC timing: 16us on data and 16us
                                        on baseline
                           3.1e-        DSC timing: 4us on data and 4us
                                        on baseline
                        L: 2.6e-        DSC timing: 16us on data and 16us
                                        on baseline
                           3.0e-        DSC timing: 4us on data and 4us
                                        on baseline


Full well(nonmpp)

Dark current:	
	


QE(%)
w.l.   
3200  	 7.9
3500 	11.9
4000	39.9
4500   	48.2
5000  	56.3
6000 	66.7
6500	71.3
7000  	73.1
8000 	61.5
9000	30.6
10000 	 5.1

Fringing
 8000A		13.5%
 9000A		 5.2%
10000A		 4.2%
 
---------------------------------------------
QE variation at -123c

3200A	22.0%
3500A	32.0%
4000A	10.0%
4500A	 6.0%
5000A	 3.3%
6000A	 0.8%